Incorrect. They put up a junior high school-level ledger. The amount found turned out to be $16 billion. Then that turned out to be $8 billion. Showing their work did NOT improve the deliverable.
Yes, $8 billion is an unbelievable amount for a normal human, but chump change in the US federal budget.
I've said give Trump and co. a chance before we say what they're doing sucks. Well, if we look at Trump's presidency as a 4-year college degree, his first set of test results has him heading toward academic probation.
It is a long time till finals, but maybe fewer rounds of golf and doing some actual studying instead would be a better tactic.